10/20/30/40/50A 12V/24V Light &Time Control Auto Adapte Solar Charge Controller Dual USB Port LED Indicator PWM Solar Co

Features 1 Build in industrial micro controller 2 Fully 4 stage PWM charge management 3 One key setting digital display auto memory function 4 Dual mosfet Reverse current protections low heat productions 5 Build in short circuit protections open circuit protections reverse protections over load protections 　 Specifications Model PWMBuck charge 28 8VFloat charge 27 4VUSB output 5V 3ASelf consume 10mADischarge stop 21 4VVoltage DC 12V 24VMax solar input 50VCurrent 10A 20A 30A 40ARated working current ≤20ADischarge reconnect 25 2VWorking temperature 35℃ 60℃Output voltage 12V 24V Automatically distinguish voltage　Feature With Timer and light sensor it could work for solar light system Only For off Grid PV Solar System For 10A 12V Pv System 120W Solar Panel 12V Lead acid Battery 21V for Max input Voltage For 10A 24V Pv System 240W Solar Panel 24V Lead acid Battery 42V for Max input Voltage Safety Instructions 1 Make sure your battery has enough voltage for the controller to recognize the battery type before first installation 2 The battery cable should be as short as possible to minimize loss 3 The regulator is only suitable for lead acid batteries OPEN AGM GEL It is not suited for nickel metal hydride lithium ions or other batteries 4 The charge regulator is only suitable for regulating solar modules Never connect another charging source to the charge regulator System Connection 1 Connect the battery to the charge re